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DG • 8.919-011.0 • Rev. 04/19

OPERATOR’S MANUAL        

PRESSURE WASHER

  

6

23.  Machines with shut-off spray gun should not be 

operated with the spray gun in the off position for 
extensive periods of time as this may cause dam-
age to the pump.

24.  Protect  discharge  hose  from  vehicle  traffic  and 

sharp objects. Inspect condition of high pressure 
hose before using or bodily injury may result.

 25.  In hot water models before disconnecting dis-

charge hose from water outlet, turn burner off 
and open spray gun to allow water to cool below 
100° before stopping the machine. Then open the 
spray gun to relieve pressure. Failure to properly 
cool down or maintain the heating coil may result 
in a steam explosion.

26.  In oil burning models, use only kerosene, No. 1 

home heating fuel, or diesel. If diesel is used, add 
a soot remover to every tankful.

27. This pressure washer is equipped with pneumatic 

tires which may not be fully inflated due to ship-
ping and storage. Please check the air pressure 
of each tire before use:

    a. Remove the valve cap from the tire.
    b. Attach a bicycle pump and inflate the tire    

to a maximum pressure of 25 PSI  

   Note: If a compressor must be used, follow the 

compressor manufacturer's guidelines to limit the 
output pressure so as not to exceed 25 PSI.      

    c.  Replace  the  valve  cap  to  the  tire  valve  and 

tighten firmly. Tire pressure should not exceed 25 
PSI.

Follow the maintenance instructions 
specified in the manual. 

IMPORTANT SAFETY INFORMATION

Summary of Contents for DG-232437

Page 1: ...your local K rcher Commercial Pressure Washer Dealer nearest you visit www karcher com us CHAUD OI L AL ER T WH EN OIL LEV EL LOW ENG INE STO PS IMM EDI ATE LY RE AD OW NE R S MA NU AL BE FO RE OP ER...

Page 2: ......

Page 3: ...ed to the pressure washer You should record both serial number and date of purchase and keep in a safe place for future reference Important Safety Information 4 6 Component Identification 7 Assembly I...

Page 4: ...l installations must comply with local codes Contact your electrician plumber utility company or the selling distributor for specific details WARNING RISK OF ASPHYXIATION USE THIS PRODUCT ONLY IN A WE...

Page 5: ...VERE INJURY TO PERSONS KEEP CLEAR OF NOZZLE WARNING WARNING High pressure de veloped by these machines will cause personal injury or equip ment damage Keep clear of nozzle Use caution when op erating...

Page 6: ...ool down or maintain the heating coil may result in a steam explosion 26 In oil burning models use only kerosene No 1 home heating fuel or diesel If diesel is used add a soot remover to every tankful...

Page 7: ...r on spray gun is released for more than 1 2 minutes water will leak from valve Warm water will discharge from pump protector onto floor This system prevents internal pump damage COMPONENT IDENTIFICAT...

Page 8: ...is seated properly STEP 8 Connect the high pres sure hose to the pump discharge nipple Push coupler collar forward until secure STEP 5 Attach nozzle extension to spray gun wand Tighten both by hand S...

Page 9: ...level by using dipstick or observe oil level in oil window if equipped Use 30 wt non detergent oil STEP 5 Rotate the fuel shut off valve to the On position Slide the fuel valve lever to the ON positio...

Page 10: ...ION Small engines may kick back Do not hold pull starter grip tightly in hand OPERATING INSTRUCTIONS CON T WARNING Never replace nozzles without engaging the safety latch on the spray gun trigger The...

Page 11: ...NG TIPS Pre rinse cleaning surface with fresh water Place de tergent suction tube directly into cleaning solution and apply to surface at low pressure for best results limit your work area to sections...

Page 12: ...not being operated or is being stored for more than one month follow these instructions 1 Replenish engine oil to upper level 2 Drain gasoline from fuel tank fuel line fuel valve and carburetor 3 Pou...

Page 13: ...lves Contact local dealer Nozzle is obstructed Blow out or remove debris with fine needle Pump sucking air inlet hose leaking Check all pump lines and connections PRESSURE LOW AFTER PERIOD OF NORMAL U...

Page 14: ...0 garden hose NO DETERGENT Detergent suction tube not properly connected to machine Check connection Detergent is too thick Dilute detergent For best results use manufac turers detergent Detergent fil...

Page 15: ...r Perform maintenance more often under severe conditions MAINTENANCE SCHEDULE Engine Oil SAE 10W 30 Inspect Daily Change First month or 20 hours Every 100 hours or every 6 months after first month Fil...

Page 16: ...3537 1 9 802 295 0 Nozzle 0003 Red 1 9 802 296 0 Nozzle 0015 Yellow 1 9 802 297 0 Nozzle 0025 Green 1 8 932 298 0 Nozzle 0040 White 1 4 8 904 154 0 Quick Connect Nozzle Kit 035 303037 354037 1 8 712 3...

Page 17: ...wer Washer Change pump oil after first 50 hours every year or 500 hours thereafter Use SAE 10W 40 non foaming Engine oil Check daily before first use of your new Power Washer Change engine oil after f...

Page 18: ...www karcher com us Form 8 919 011 0 Revised 04 19 Printed in U S A or Mexico...

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